Toyota Yaris: Sfi System / Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.
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Clear the DTCs.
Click here
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Change the ECM from normal mode to check mode using the GTS.
Click here
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Perform a simulation test.
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Check and wiggle the harness(es), connector(s) and terminal(s).
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CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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2. CUSTOMER PROBLEM ANALYSIS
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3...
CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem...
Other information:
The following customizable features can be set or changed by your
Toyota dealer. Consult your Toyota dealer for details.
Additionally, some of the customizable features can be changed by
the customer depending on the feature.
Customizable features which can be changed differ depending on the
market and specification...
BRAKE INSPECT BRAKE LINE PIPES AND HOSES HINT: Work in a well-lighted area. Turn the front wheels fully to the right or left before beginning the inspection. (a) Using a mirror, check the entire circumference and length of the brake lines and hoses for:
Damage
Wear
Deformation
Cracks
Kinks
Corrosion
Leaks
Twists
(b) Check all the clamps for tightness and check the connections for leakage...
Categories
Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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